The C4P Inc x Air Button is a battery-less stick-on button that makes use of the NFC features on your Android Device. Personalize your own button by combining any of the 30+ functions to create your own group of presets. The app showcases easy to understand commands. Users can customize any string of customized to activate a string of commands. Quickly Toggle your phone's silent setting, enable call forwarding to your secretary, and dim the back lighting. Your every shortcut is only one simple click away ...